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1、搿谘辛扇竖岳挤漕踯曛嫉咛樵岔翻译部分燥市刎瀚钇噶崴专鉴盛秃赕佻芰英文原文命旬逸螫谜奶闰邮活尹翮房佴朽CoalFaceWirelessSensorNetworkPhysicalLayerDesignBasedOnUWBTechnology獠曝诺圆政奇骈鸨汞鳙搛该豌炅Abstract脒桨绡双碣茱癃裎恣鲂仝毡姿赜Inordertoguaranteethesafetyofcoalfaceproduction,itisnecessarytomonitorandsurveillancefaceShearer,scrapertransportplanes,hydraulicsupport,tr
2、ansportmachines,brokenmachinesetc.Atpresent,itisdifficultforthecabletransmissionmodetoadapttochangesintheworksiteofthecoalface.Transmissionlinesareoftendamagedandsnappedforvariousfactors,weusewirelesssensornetwork(WSN),whichisflexibletobeplacedandextensible,toresolvethisproblem.Thispaperdiscu
3、ssthedesignoftheWSNtransceiverforcoalfacewithUWBtechnology.Thiskindoftransceiverhassomeusefuladvantagesuchaslowcost,lowpowerconsumption,simplestructure,easytoimplementthedesignofthehardware,noneedtoestimatethecoalfaceChannelcharacteristics.However,detectionefficiencyisslightlylower,buttheerro
4、rratecanmeettherequirement.哉很茇墩禅靶萆荽缡瞀含圃帖棰1.Introduction棣飕纨郐式挺霰彩濠羌吝腠坑溜Coalfacemustfacethecomplicatedgeologicalconditionsandpoorworkingconditions.Inordertoensurethesafetyofproductioninthecoalface,itisnecessarytomonitorreal-timethefaceShearer,scrapertransportmachine,hydraulicsupport,reprintmachi
5、ne,brokenmachinesandotherlargeequipments.Inaddition,wemustmonitorthegroundpressure,gas,carbonmonoxide,dustandotherenvironmentalparameters.Atthesametime,mobilevoiceandimagecommunicationsisrequired.Atpresent,thesignalmonitoredandderivedfromthecoalfaceistransmittedbycable.Asthefaceismovingconsta
6、ntlyandthegoingofthecoalminingprocess,allkindsoflarge-scaleironandsteelequipmentsinthecoalfaceneedtobeboostedcircularlyandcontinually.Theshapeofthespaceisconstantlychangingwiththechangeoftherelativepositionoftheequipments.Correspondingly,communicationincableisdifficulttobeapplicablewiththewor
7、kingscenechanging,sotransmissionlinesisdamagedorsnappedfrequently,andthecoalfacemobilevoiceandimagecommunicationisimpossible.AlltheseissuescausemanylatenttroubletotheSafetyoftheproduction.Wethinkwirelesssensornetwork(WSN)isfeasibletoimplement
